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Finding the Fourth Proportional to 46,658.88, 64,389.25 and 29,891.88

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Solution

The fourth proportional to 46,658.88, 64,389.25 and 29,891.88 is: 41,250.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,658.88 : 64,389.25 = 29,891.88 : x
  2. Step 2: Convert to fraction form
    46,658.88/64,389.25 = 29,891.88/x
  3. Step 3: Cross multiply
    46,658.88x = 64,389.25 × 29,891.88
  4. Step 4: Simplify right side
    46,658.88x = 1,924,715,734.29
  5. Step 5: Solve for x
    x = 1,924,715,734.29/46,658.88
  6. Step 6: Final answer
    x = 41,250.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.